
Johannes Haerteis defeated Zdenek Kolar 7-6 7-6 in the Ismaning CH round of 16 on hard. The upset overturned the form book — Zdenek Kolar came in leading the head-to-head 1–0. Johannes Haerteis claimed a first win over Zdenek Kolar in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-05-09 | Czech Republic F1 | R32 | clay | Zdenek Kolar | 6-2 6-3 |
Averages over each player's completed matches in the selected window (190 vs 199). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About